Home / 9,007,361.12-12,431,045.76-5,140,464.32

Finding the Fourth Proportional to 9,007,361.12, 12,431,045.76 and 5,140,464.32

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Solution

The fourth proportional to 9,007,361.12, 12,431,045.76 and 5,140,464.32 is: 7,094,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,361.12 : 12,431,045.76 = 5,140,464.32 : x
  2. Step 2: Convert to fraction form
    9,007,361.12/12,431,045.76 = 5,140,464.32/x
  3. Step 3: Cross multiply
    9,007,361.12x = 12,431,045.76 × 5,140,464.32
  4. Step 4: Simplify right side
    9,007,361.12x = 63,901,347,189,567.29
  5. Step 5: Solve for x
    x = 63,901,347,189,567.29/9,007,361.12
  6. Step 6: Final answer
    x = 7,094,347.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.